Module: MongoidExt::Storage::ClassMethods
- Defined in:
- lib/mongoid_ext/storage.rb
Instance Method Summary collapse
Instance Method Details
#file_key(name, opts = {}) ⇒ Object
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# File 'lib/mongoid_ext/storage.rb', line 85 def file_key(name, opts = {}) opts[:in] ||= :file_list define_method("#{name}=") do |file| if opts[:max_length] && file.respond_to?(:size) && file.size > opts[:max_length] errors.add(name, I18n.t("mongoid_ext.storage.errors.max_length", :default => "file is too long. max length is #{opts[:max_length]} bytes")) end if cb = opts[:validate] if cb.kind_of?(Symbol) send(opts[:validate], file) elsif cb.kind_of?(Proc) cb.call(file) end end if self.errors[name].blank? fl = send(opts[:in]) if file.kind_of?(String) file = StringIO.new(file) end fl.get(name.to_s).put(name.to_s, file) else # we store the errors here because we want to validate before storing the file storage_errors.merge!(self.errors) end end define_method(name) do send(opts[:in]).get(name.to_s) end define_method("has_#{name}?") do send(opts[:in]).has_key?(name.to_s) end end |
#file_list(name) ⇒ Object
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# File 'lib/mongoid_ext/storage.rb', line 47 def file_list(name) field name, :type => MongoidExt::FileList define_method(name) do varname = "@file_list_#{name}" return instance_variable_get(varname) if instance_variable_get(varname) list = self[name] if list.nil? list = self[name] = MongoidExt::FileList.new elsif list.kind_of?(::Hash) list = self[name] = MongoidExt::FileList.new(list) end list.parent_document = self list.list_name = name instance_variable_set(varname, list) list end set_callback(:create, :after) do |doc| l = doc.send(name) l.sync_files query = doc._updates if !query.blank? doc.collection.find(:_id => doc.id).update(query, {:multi => true}) end end set_callback(:destroy, :before) do |doc| doc.send(name).destroy_files end end |
#gridfs ⇒ Object
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# File 'lib/mongoid_ext/storage.rb', line 43 def gridfs @gridfs ||= Mongoid::GridFS end |